Mexican silver made it into English coins

Mexican silver made it into English coins

Chemical tests of currency help reveal where New World riches flowed

By Alexandra Witze, 17:29 PM November 19, 2012

Chemical studies of old English coins are helping unravel a centuries-old mystery: What happened to all the silver that Spaniards dug out of the New World?

Silver from Mexican mines started being incorporated into English coins around the mid-1550s, a new study shows. But silver from the legendary Potosí mines, in what is now Bolivia, didn’t show up until nearly a century later, researchers report online November 6 in Geology.

The new study adds hard data to theories linking the transatlan...

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